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The Polygraph
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The Polygraph
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In 1921, John Augustus Larson, a medical student and police officer in Berkeley, California invented a machine to help detectives determine if someone was telling the truth - or lying. He called it - the Polygraph.
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Authors
Infobase
Makematic (Firm)
Subjects
Closed captioning.
Lie detectors and detection.
Language
English
Series
Untold: Museum Artifacts that Made America